LUAOS filebrowser 0.1 indev

term.clear()
function fb()
  print("directory:",dir)
  print("type a command")
  cmd = read()
  if cmd == "cd" then
    print("enter a directory to go to")
    ed = read()
    if not fs.exists(ed) then
      print("directory not found")
      fb()
    end
  dir = ed
  fb()
  else if cmd == "ls" then
    ls = fs.list(dir)
    print(ls)
    fb()
  else if cmd == "exit" then
    os.reboot()
  end
  end
  end
end
dir = "LUAOS/C/"
fb()